Domains with DNS TXT v=spf1 a:mail.core.at a:mx2.core.at a:x.core.at a:mx7.core.at -all
There is 1 domain that have DNS TXT set to v=spf1 a:mail.core.at a:mx2.core.at a:x.core.at a:mx7.core.at -all.
There is 1 domain that have DNS TXT set to v=spf1 a:mail.core.at a:mx2.core.at a:x.core.at a:mx7.core.at -all.